Floor hatch with gas spings and easy to open from the underside of the hatch,
規格
Floor hatch type BV-GDZ: frame and cover made from 2 mm cold-formed steel; reinforced internally with cross-welded twisted steel wire Ø8/12 mm; to be filled with C35/45 concrete; visible rim 4–5 mm; high-quality chemical-resistant seal; installation height 75 mm; tray depth 50 mm; breaking load 125 kN according to EN 124; guaranteed odor- and watertight; hot-dip galvanized; easy to open/close with hex bolts; supplied complete with accessories and installation guide. Available types: BV-GDZ 55: 500×500 mm (635×635 mm, 19 kg); BV-GDZ 66: 600×600 mm (735×735 mm, 23 kg); BV-GDZ 86: 800×600 mm (935×735 mm, 29 kg); BV-GDZ 88: 800×800 mm (935×935 mm, 33 kg); BV-GDZ 106: 1000×600 mm (1135×735 mm, 33 kg); BV-GDZ 110: 1000×1000 mm (1135×1135 mm, 45 kg).
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